12939430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{26407}}^1$

素因数の和:26428

約数の個数: 24

約数和(自身を含む): 27094608

約数和(自身を除く): 14155178

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 26407, 52814, 132035, 184849, 264070, 369698, 924245, 1293943, 1848490, 2587886, 6469715, 12939430]

約数ペア:

[(1, 12939430), (2, 6469715), (5, 2587886), (7, 1848490), (10, 1293943), (14, 924245), (35, 369698), (49, 264070), (70, 184849), (98, 132035), (245, 52814), (490, 26407)]